Income Taxes (Details) (Internal Revenue Service (IRS) [Member])	6 Months Ended
Jun. 30, 2014
Minimum [Member]
Income Tax Examination [Line Items]
Tax years open for future examination	2010
Maximum [Member]
Income Tax Examination [Line Items]
Tax years open for future examination	2012

Tax year being audited in the income tax examination, in CCYY format.

No definition available.

Name:	us-gaap_IncomeTaxExaminationYearUnderExamination
Namespace Prefix:	us-gaap_
Data Type:	xbrli:gYearItemType
Balance Type:	na
Period Type:	duration